.channel-list {
  display: flex;
  flex-flow: row wrap;
  justify-content: flex-start;

  li {
    list-style-type: none;
    /*最后一个li后面，不添加竖线，需要排除*/

    &:not(li:last-child)::after {
      content: '|';
      margin: 0 10px;
    }
  }
}